April 18, 2019April 18, 2019Blue Skies Siesta Key beach is beautiful. The sand is white, soft to the feet, and breathtaking. I understand why it has been voted repeatedly as America’s favorite. The sand is 99% pure Quartz. Related Images:Siesta Key, FloridaShare this: Click to share on X (Opens in new window) X Click to share on Facebook (Opens in new window) Facebook Like this:Like Loading...